and since E=mC^2
177,249 gigajoules/C^2 ~= 1.97 milligrams
I think that's why schools are still teaching Fortran, they are actually teaching numerical methods, not just programming, at least in the engineering programs. In fact, Numerical Methods was the title of my first Fortran class.
The only problem with being a man of leisure is that you can never stop and take a rest.